1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
seropon [69]
3 years ago
12

All cells are surrounded by a(n) _____

Biology
2 answers:
cluponka [151]3 years ago
5 0
Cell Membrane. Even cells with cell walls have a membrane
kondor19780726 [428]3 years ago
3 0
All cells are surrounded by a cell membrane if it is an animal or a plant cell. 
You might be interested in
An interview conducted by a research writer would be a _____ source.
anygoal [31]
It would be primary since the writer himself is getting the information from a direct source.
3 0
3 years ago
Read 2 more answers
1. Which type of compound is found in every DNA molecule?
Anit [1.1K]

Answer:

nucleotides

Explanation:

7 0
2 years ago
Read 2 more answers
1) What is the difference between regular and diffuse reflection?
Sedbober [7]

Explanation:

Regular reflection happens when light reflects off an awfully smooth surface and forms a clear picture.

Diffuse reflection happens when light reflects off a unpleasant surface and forms a hazy picture or no picture at all.

6 0
2 years ago
A scientist wants to study the effect of vitamin C on colds. He gave 1000 mg of vitamin C per day to 100 people. What would be t
Anton [14]
D, I’m assuming that’s their is a another so you give on group nothing and the other group the vitamin C
5 0
2 years ago
Read 2 more answers
Which of the following is a likely explanation for the change in oxygen concentration in response to the time of day?
Marianna [84]

Answer:

C.) The oxygen produced by photosynthesis during the day is greater than the amount of oxygen used for respiration.

Explanation:

Oxygen concentration decreases at night.Concentrations of oxygen can decrease significantly during the night, due to respiration. DO concentrations are usually highest in the late afternoon, because photosynthesis has been occurring all day.

5 0
2 years ago
Other questions:
  • How many pairs of chromosomes are in found in the average human?
    9·1 answer
  • L for law t for theory answer please need help
    13·2 answers
  • Energy is released fromATP when
    6·1 answer
  • Which organelle holds genetic information in the molecule DNA?
    7·1 answer
  • How would you classify corals' role in its community (keystone, dominant, foundation, pioneer, Indicator, or more than one) and
    10·1 answer
  • A kidney disease that is inherited and produces grapelike, fluid-filled sacs or cysts in the collecting tubes of the cortex of t
    12·1 answer
  • In general, what are three ways in which minerals form
    5·1 answer
  • What is a "True Mineral"?
    6·1 answer
  • I REALLY REALLY NEED HELP OR I MIGHT FAIL PLSSSS HELP PSLSSLSLSLSL and tysmsmsmsmss s :_>
    15·2 answers
  • You've just attended a football game with your friend Kaylee, who has Type I diabetes mellitus. Though Kaylee drank only one bee
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!